{"id":2089,"date":"2024-09-13T10:17:34","date_gmt":"2024-09-13T10:17:34","guid":{"rendered":"https:\/\/incendio.pt\/mse\/?p=2089"},"modified":"2026-02-21T18:57:44","modified_gmt":"2026-02-21T18:57:44","slug":"tipos-de-poe-power-over-ethernet","status":"publish","type":"post","link":"https:\/\/incendio.pt\/mse\/tipos-de-poe-power-over-ethernet\/","title":{"rendered":"Tipos de PoE (Power Over Ethernet)"},"content":{"rendered":"\n

Tabela de Padr\u00f5es PoE<\/strong><\/h3>\n\n\n\n
Padr\u00e3o<\/strong><\/th>Pot\u00eancia fornecida (m\u00e1x.)<\/strong><\/th>Pot\u00eancia dispon\u00edvel no dispositivo<\/strong><\/th>M\u00e9todo de alimenta\u00e7\u00e3o<\/strong><\/th><\/tr><\/thead>
IEEE 802.3af (PoE)<\/strong>
Tipo 1<\/td>		15,4 W<\/td>12,95 W<\/td>Modo A ou B (usa 2 pares)<\/td><\/tr>
IEEE 802.3at (PoE+)<\/strong>
Tipo 2<\/td>		30 W<\/td>25,5 W<\/td>Modo A ou B (usa 2 pares)<\/td><\/tr>
IEEE 802.3bt (PoE++)<\/strong>
Tipo 3<\/td>		60 W<\/td>51 W<\/td>usa os 4 pares<\/td><\/tr>
IEEE 802.3bt (High Power PoE)<\/strong>
Tipo 4<\/td>		100 W<\/td>71,3 W<\/td>usa os 4 pares<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\n\n\n\n

Formas de liga\u00e7\u00e3o<\/strong><\/h3>\n\n\n\n
Tipo<\/strong><\/th>Descri\u00e7\u00e3o<\/strong><\/th>Exemplo<\/strong><\/th><\/tr><\/thead>
Endspan<\/strong><\/td>O switch PoE fornece energia diretamente.<\/td>Switch PoE \u2192 C\u00e2mara IP<\/td><\/tr>
Midspan<\/strong><\/td>Injetor externo insere energia no cabo.<\/td>Switch normal + Injetor \u2192 AP Wi-Fi<\/td><\/tr>
Splitter PoE<\/strong><\/td>Separa dados e energia para equipamentos n\u00e3o PoE.<\/td>PoE Splitter \u2192 Router comum<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

<\/p>\n\n\n\n

Cores dos pares (cabo UTP Cat5e\/6 \u2013 T568B)<\/strong><\/h2>\n\n\n\n
Par<\/strong><\/th>Pinos<\/strong><\/th>Cores (T568B)<\/strong><\/th>Fun\u00e7\u00e3o<\/strong><\/th><\/tr><\/thead>
Par 1<\/td>1-2<\/td>Branco\/Laranja + Laranja<\/td>TX (dados)<\/td><\/tr>
Par 2<\/td>3-6<\/td>Branco\/Verde + Verde<\/td>RX (dados)<\/td><\/tr>
Par 3<\/td>4-5<\/td>Azul + Branco\/Azul<\/td>Livre (10\/100 Mbps)<\/td><\/tr>
Par 4<\/td>7-8<\/td>Castanho + Branco\/Castanho<\/td>Livre (10\/100 Mbps)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\n\n\n\n

PoE \u2013 Alimenta\u00e7\u00e3o<\/strong><\/h2>\n\n\n\n
    \n
  • Mode A (phantom power)<\/strong>\n
      \n
    • A energia \u00e9 sobreposta<\/strong> nos mesmos pares de dados:\n
        \n
      • +V:<\/strong> pinos 1 e 2<\/strong> (Branco\/Laranja + Laranja)<\/li>\n\n\n\n
      • \u2013V:<\/strong> pinos 3 e 6<\/strong> (Branco\/Verde + Verde)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n
      • Mode B<\/strong>\n
          \n
        • A energia usa os pares \u201clivres\u201d (s\u00f3 livres em 10\/100 Mbps, n\u00e3o em Gigabit):\n
            \n
          • +V:<\/strong> pinos 4 e 5<\/strong> (Azul + Branco\/Azul)<\/li>\n\n\n\n
          • \u2013V:<\/strong> pinos 7 e 8<\/strong> (Castanho + Branco\/Castanho)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"

            Tabela de Padr\u00f5es PoE Padr\u00e3o Pot\u00eancia fornecida (m\u00e1x.) Pot\u00eancia dispon\u00edvel no dispositivo M\u00e9todo de alimenta\u00e7\u00e3o IEEE 802.3af (PoE)Tipo 1 15,4 W 12,95 W Modo A ou B (usa 2 pares) IEEE 802.3at (PoE+)Tipo 2 30 W 25,5 W Modo A ou B (usa 2 pares) IEEE 802.3bt (PoE++)Tipo 3 60 W 51 W usa os […]<\/p>\n","protected":false},"author":1,"featured_media":2457,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114,6],"tags":[102,103,104,105,106],"class_list":{"0":"post-2089","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-vss-definicoes","8":"category-videovigilancia","9":"tag-poe","10":"tag-power-over-ethernet","11":"tag-por","12":"tag-poe-2","13":"tag-hi-poe"},"image_feature":"https:\/\/incendio.pt\/mse\/wp-content\/uploads\/VSS-POE.png","author_name":"gvb","_links":{"self":[{"href":"https:\/\/incendio.pt\/mse\/wp-json\/wp\/v2\/posts\/2089","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/incendio.pt\/mse\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/incendio.pt\/mse\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/incendio.pt\/mse\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/incendio.pt\/mse\/wp-json\/wp\/v2\/comments?post=2089"}],"version-history":[{"count":3,"href":"https:\/\/incendio.pt\/mse\/wp-json\/wp\/v2\/posts\/2089\/revisions"}],"predecessor-version":[{"id":2152,"href":"https:\/\/incendio.pt\/mse\/wp-json\/wp\/v2\/posts\/2089\/revisions\/2152"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/incendio.pt\/mse\/wp-json\/wp\/v2\/media\/2457"}],"wp:attachment":[{"href":"https:\/\/incendio.pt\/mse\/wp-json\/wp\/v2\/media?parent=2089"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/incendio.pt\/mse\/wp-json\/wp\/v2\/categories?post=2089"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/incendio.pt\/mse\/wp-json\/wp\/v2\/tags?post=2089"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}